Fig. 1From: Intrabiliary growth type of metastasis from colon cancer, 12 years after curative colectomy: a case reportContinuous enhanced CT image from the cranial to caudal side. a: Periductal enhancement is observed along the dilated bile ducts (arrowhead). b, c: The peripheral branch of the continuous expanded bile duct exhibited a mass-like (b, red circle) region that contained a spotty high-density area that was observed even on plane-phase CT (c, arrow)Back to article page